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Question: Divide 45 into four parts such that when 2 is added to the first part, 2 is subtracted from the second part, 2 is multiplied by the third part and the fourth part is divided by two, all result in the same number.

Answer: 8, 12, 5, 20Explanation: a + b + c + d =45; a+2 = b-2 = 2c = d/2; a=b-4; c = (b-2)/2; d =2(b-2); b-4 + b + (b-2)/2 + 2(b-2) = 45;.



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Question: Divide 45 into four parts such that when 2 is added to the first part, 2 is subtracted from the second part, 2 is multiplied by the third part and the fourth part is divided by two, all result in the same number.

Answer:

8, 12, 5, 20Explanation: a + b + c + d =45; a+2 = b-2 = 2c = d/2; a=b-4; c = (b-2)/2; d =2(b-2); b-4 + b + (b-2)/2 + 2(b-2) = 45;.
Source: CoolInterview.com


8, 12, 5, 20Explanation: a + b + c + d =45; a+2 = b-2 = 2c = d/2; a=b-4; c = (b-2)/2; d =2(b-2); b-4 + b + (b-2)/2 + 2(b-2) = 45;.
Source: CoolInterview.com

Answered by: shana | Date: 2/23/2009 | Contact shana Contact shana


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